Finding the Fourth Proportional to 1,467,627,517.52, 2,201,441,272.63 and 535,020,307.19
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Solution
The fourth proportional to 1,467,627,517.52, 2,201,441,272.63 and 535,020,307.19 is: 802,530,459.45
Step by Step Solution
- Step 1: Write the proportion equation
1,467,627,517.52 : 2,201,441,272.63 = 535,020,307.19 : x - Step 2: Convert to fraction form
1,467,627,517.52/2,201,441,272.63 = 535,020,307.19/x - Step 3: Cross multiply
1,467,627,517.52x = 2,201,441,272.63 × 535,020,307.19 - Step 4: Simplify right side
1,467,627,517.52x = 1,177,815,785,930,902,528 - Step 5: Solve for x
x = 1,177,815,785,930,902,528/1,467,627,517.52 - Step 6: Final answer
x = 802,530,459.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.